IEC_62439-5-2010.pdf

IEC 62439-5Edition 1.0 2010-02INTERNATIONAL STANDARD Industrial communication networks High availability automation networks Part 5:Beacon Redundancy Protocol(BRP)IEC 62439-5:2010(E)colourinsideLICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2010 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 62439-5Edition 1.0 2010-02INTERNATIONAL STANDARD Industrial communication networks High availability automation networks Part 5:Beacon Redundancy Protocol(BRP)INTERNATIONAL ELECTROTECHNICAL COMMISSION XICS 25.040,35.040 PRICE CODEISBN 2-8318-1081-5 Registered trademark of the International Electrotechnical Commission colourinsideLICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 62439-5 IEC:2010(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms,definitions,abbreviations,acronyms,and conventions.7 3.1 Terms and definitions.7 3.2 Abbreviations and acronyms.8 3.3 Conventions.8 4 BRP overview.8 5 BRP principle of operation.8 5.1 General.8 5.2 Network topology.8 5.3 Network components.10 5.4 Rapid reconfiguration of network traffic.11 6 BRP stack and fault detection features.11 7 BRP protocol specification.13 7.1 MAC addresses.13 7.2 EtherType.13 7.3 Fault detection mechanisms.13 7.4 End node state diagram.13 7.5 Beacon end node state diagram.21 8 BRP message structure.27 8.1 General.27 8.2 ISO/IEC 8802-3(IEEE 802.3)tagged frame header.28 8.3 Beacon message.28 8.4 Learning_Update message.28 8.5 Failure_Notify message.29 8.6 Path_Check_Request message.29 8.7 Path_Check_Response message.29 9 BRP fault recovery time.29 10 BRP service definition.30 10.1 Supported services.30 10.2 Common service parameters.31 10.3 Set_Node_Parameters service.31 10.4 Get_Node_Parameters service.33 10.5 Add_Node_Receive_Parameters service.35 10.6 Remove_Node_Receive_Parameters service.37 10.7 Get_Node_Status service.38 11 BRP Management Information Base(MIB).39 Bibliography.41 Figure 1 BRP star network example.9 Figure 2 BRP linear network example.9 Figure 3 BRP ring network example.10 Figure 4 BRP stack architecture.11 LICENSED TO MECON LIMITED-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.62439-5 IEC:2010(E)3 Figure 5 BRP state diagram of end node.14 Figure 6 BRP state diagram for beacon end node.21 Table 1 BRP end node flags.16 Table 2 BRP end node state transition table.17 Table 3 BRP beacon end node flags.23 Table 4 BRP beacon end node state transition table.24 Table 5 BRP common header with ISO/IEC 8802-3(IEEE 802.3)tagged frame format.28 Table 6 BRP beacon message format.28 Table 7 BRP Learning_Update message format.28 Table 8 BRP Failure_Notify message format.29 Table 9 BRP Path_Check_Request message format.29